{"product_id":"bussmann-er12-40n3pr-disconnect-switch","title":"Bussmann ER12-40N3PR - 40A, Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe Bussmann ER12-40N3PR is a 40A disconnect switch engineered for safe, reliable electrical isolation in demanding industrial and commercial environments. Designed to support proper lockout\/tagout procedures, it delivers dependable disconnection under load, helping maintenance teams work with confidence and reduce downtime. Built for long-term durability, this model stands up to the rigors of everyday use in busy facilities.\u003c\/p\u003e \u003ch2\u003eWhy the ER12-40N3PR stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e40A amperage rating\u003c\/strong\u003e provides solid isolation for a wide range of control circuits, feeders, and equipment\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLockout\/tagout compatibility\u003c\/strong\u003e supports compliant, verifiable de-energization during servicing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable switching under load\u003c\/strong\u003e minimizes the risk of unexpected energization when personnel are working on equipment\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRugged, durable construction\u003c\/strong\u003e designed to withstand the temperatures, dust, and vibration common in industrial settings\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEase of integration\u003c\/strong\u003e fits into existing electrical systems and control panels without major redesigns\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal uses and scenarios\u003c\/h2\u003e\n\u003cp\u003eThis disconnect switch is a practical choice for facilities that prioritize safety and uptime. Use it to isolate equipment during routine maintenance, repair work, or emergency shutdowns. It’s well suited for service panels in manufacturing lines, distribution rooms, and commercial plants where reliable isolation is essential for worker safety and process integrity.\u003c\/p\u003e \u003ch2\u003eWhat problems it solves\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReduces the risk of accidental re-energization during maintenance through robust lockout\/tagout support\u003c\/li\u003e \u003cli\u003eProvides a clear, verifiable means of de-energization even when circuits are actively loaded\u003c\/li\u003e \u003cli\u003eExtends equipment life by enabling safe, controlled disconnection without forcing downtime or improvisation\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Bussmann\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Disconnect Switch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ER12-40N3PR\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 40A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383779348642,"sku":"ER12-40N3PR","price":1710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/bussmann-er12-40n3pr-40a-disconnect-switch-553.webp?v=1788833080","url":"https:\/\/www.ampstate.com\/products\/bussmann-er12-40n3pr-disconnect-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}